.flash_title {
     display: none;
     position: fixed;
     bottom: 70px;
     left: -100%;
     width: 245px;
     height: 120px;
     background: url(../images/kf_title.png) no-repeat left center;
     cursor: pointer;
     z-index: 999
 }

 .flash_title span {
     font-size: 24px;
     color: #fff;
     font-weight: bold;
     position: absolute;
     bottom: 17px;
     left: 10px;
 }

 .content_flash {
     display: none;
     position: fixed;
     bottom: 0;
     left: 0;
     z-index: 999;
     width: 100%;
     height: 150px;
     border-bottom: #d61419 2px solid;
     overflow: hidden;
 }

 .content_flash .content_main {

     margin: 0 auto;
     height: 150px;
     display: flex;

 }

 .content_flash .content_left,
 .content_flash .content_right {
     flex: 1;
 }

 .content_flash .content_left {
     text-align: right;
     background-color: #d61419;
     position: relative;
     align-self: flex-end;
     height: 149px;
 }

 .content_flash .content_left img {
     position: absolute;
     bottom: 0px;
     right: 0px;

 }

 .content_flash .form_box {
     max-width: 1200px;
     height: 115px;
     flex: 0 0 auto;
     width: 100%;
     align-self: flex-end;
 }

 .content_flash .bg_1200 {
     width: 100%;
     margin: 0 auto;
     height: 115px;
     position: absolute;
     bottom: 0px;
     background: rgba(34, 34, 34, 0.7);
     z-index: -1;
 }

 .content_flash .form_box .close_btn {
     position: absolute;
     top: 50px;
     right: 20px;
     z-index: 99;
 }

 .content_flash .form_box .content_form {
     width: 100%;
     margin: auto;

 }

 .content_flash .form_item {
     display: flex;
     justify-content: flex-end;
     margin-top: 20px;
 }

 .content_flash .form_nasj {
     margin-left: 20px;
     background: #d61419;
     border-radius: 5px;
     height: 50px;
     line-height: 50px;
     color: #fff;
     font-size: 20px;
     display: flex;
     position: relative;
     overflow: hidden;
 }

 .content_flash .form_nasj label {
     margin-left: 10px;
     margin-right: 8px;
 }

 .content_flash .form_nasj .input {
     height: 100%;
     width: 230px;
     border: 0px;
     outline: none;
     background: #fff;
     border-radius: 5px;
     font-size: 18px;
     color: #222222;
     padding: 0 10px;
 }

 .content_flash .content_main .form_nasj .err {

     width: 230px;
     height: 50px;
     line-height: 50px;
     padding: 0 10px;
     font-size: 18px;
     color: #fff !important;
     background-color: #999;
     border-radius: 5px;
     margin-top: 0;
     position: absolute;
     right: 0;
     top: 50px;
 }

 .content_flash .form_nasj .btn {
     width: 185px;
     text-align: center;
     color: #fff;
     font-size: 20px;
     display: inline-block;
     font-weight: bold;
 }

 .content_flash .content_form .tips {
     font-size: 18px;
     color: #fff;
     text-align: right;
     margin-top: 10px;
     margin-right: 280px;
     position: relative;
     z-index: 9;
 }

 .content_flash .content_form .mfdz {
     position: absolute;
     bottom: 0px;
     margin-bottom: -2px;
 }

 .content_flash .content_form .mfdz span {
     font-size: 36px;
     font-weight: bold;
     color: #fff;
     position: absolute;
     bottom: 10px;
     left: 0;
 }